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US 2015/0029472 A1Published application
Optical device utilized in laser projector
AssigneeDelta Electronics, Inc.
InventorsChia-Jui LIN, Hsiu-Ming CHANG
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Abstract
An optical device utilized in a laser projector includes a circulatory air channel, a phosphor wheel disposed in the circulatory air channel, a thermal exchanger partially disposed in the circulatory air channel, and an air guiding component disposed in the circulatory air channel for guiding an air provided by the thermal exchanger toward the phosphor wheel. The temperature of the air passing through the phosphor wheel is lower than an environment temperature.
Claims10
An optical device utilized in a laser projector comprising:
- a circulatory air channel;
- a phosphor wheel disposed in the circulatory air channel:
- a thermal exchanger partially disposed in the circulatory air channel;
- and
- an air guiding component disposed in the circulatory air channel for guiding an air provided by the thermal exchanger toward the phosphor wheel, wherein a temperature of the air passing through the phosphor wheel is lower than an environment temperature.
2 more elements
Dependencies are inferred from the claim text.